/Engine/Source/Runtime/Engine/Classes/Camera/PlayerCameraManager.h
Internal. Calculates shake scale for a particular camera.
Returns the intensity scalar in the range [0..1] for a shake originating at Epicenter.
static float CalcRadialShakeScale ( class [APlayerCameraManager](API\Runtime\Engine\Camera\APlayerCameraManager) * Cam, FVector Epicenter, float InnerRadius, float OuterRadius, float Falloff )